<script setup lang="ts">
import { RouterLink, RouterView } from 'vue-router'
// import HelloWorld from '@/components/HelloWorld.vue'

import Recorder from '@/scripts/Recorder'
import SimpleRecorder from '@/scripts/SimpleRecorder'
import Compressor from '@/scripts/imageCompressor'

// let recorder = new Recorder()

// 使用录音类
// const recorder = new SimpleRecorder();


// setTimeout(() => {
//     recorder.startRecording();
// }, 1000); // 

// // 在适当的时候停止录音并导出
// setTimeout(() => {
//     recorder.stopRecording();
//     recorder.exportRecording();
// }, 5000); // 假设录音10秒钟

let utils = {
  readFileAsDataURL(file){
        if (file.type === 'image/tiff') {
            return new Promise(r => {
                const reader = new FileReader();
                reader.onload = e => {
                    const arrayBuffer = e.target.result
                    const tiff = new Tiff({ buffer: arrayBuffer })
                    // const canvas = tiff.toCanvas() // 使用canvas调此方法
                    const imgData = tiff.toDataURL() // 使用base64调此方法
                    r(imgData)
                }
                reader.readAsArrayBuffer(file)
            })
        } else {
            return new Promise(r => {
                let reader = new FileReader()
                reader.onload = e => {
                    let data = e.target.result
                    r(data)
                }
                reader.readAsDataURL(file)
            })
        }
    },
    selectFile(accept = ''){
        return new Promise((r, reject)=>{
        let input = document.createElement('input')
        input.type = 'file'
        input.accept = accept
        input.onchange = e=>{
            let file = e.target.files[0]
            r(file)
        }
        input.onerror = reject
        input.click()
        })
    },
    Compressor: Compressor.create({
        defaultMIMEType: 'image/jpeg'
    }),

    async _compressImage(image, options = {}){
        // let dataURL = await new utils.Compressor(image).toDataURL()
        // let { prefix, base64 } = utils.removeBase64URLHead(dataURL)
        // base64 = await electron.compressImage(base64, {
        //     ...options,
        // })
        // return `${prefix}${base64}`
        console.time('compress')
        return await new utils.Compressor(image).compressToDataURL(options).finally(()=>console.timeEnd('compress'))
    },
    async compressImageToDataURL(image, options = {}){
        return await utils._compressImage(image, options)
        // return await (new utils.Compressor(image)).compressToDataURL({
        //     toSize: $const.maxImageSize,
        //     threshold: $const.imageCompressThreshold,
        //     ...options,
        // })
    },
    async compressImageToBlob(image, options = {}){
        let dataURL = await utils._compressImage(image, options)
        return new utils.Compressor(dataURL).toBlob()
    },
    async compressImage(image, options = {}){
        return await (utils.compressImageToBlob)(
                image,
                options,
            )
    },
}

let image = '';
let toSize = 300000;
utils.selectFile('image/*').then(file=>{

})

// JavaScript
// document.getElementById('openFileDialog').addEventListener('click', function() {
//   document.getElementById('fileInput').click();
// });

const showPopup = () => {
  console.log('click', document)
  document.getElementById('fileInput').click();
};

const handleFiles = (event) => {
  // 处理文件
  console.log(event.target.value);

  let file = event.target.files[0];
  utils.readFileAsDataURL(file).then(url=>{
    utils.compressImage(url, { toSize }).then(image=>{
      console.log(image)
    }).finally(()=>{
                        
    })                    
  })  
}

</script>

<template>
  <header>
    <img alt="Vue logo" class="logo" src="@/assets/logo.svg" width="125" height="125" />
<input type="file" id="fileInput" accept="image/*" @input="handleFiles">
<!-- <button id="openFileDialog" @click="showPopup">选择文件</button> -->
    <div class="wrapper">
      <!-- <HelloWorld msg="You did it!" /> -->

      <nav>
        <RouterLink to="/">Home</RouterLink>
        <RouterLink to="/about">About</RouterLink>
      </nav>
    </div>
  </header>

  <RouterView />
</template>

<style>
@import '@/assets/base.css';

#app {
  max-width: 1280px;
  margin: 0 auto;
  padding: 2rem;

  font-weight: normal;
}

header {
  line-height: 1.5;
  max-height: 100vh;
}

.logo {
  display: block;
  margin: 0 auto 2rem;
}

a,
.green {
  text-decoration: none;
  color: hsla(160, 100%, 37%, 1);
  transition: 0.4s;
}

@media (hover: hover) {
  a:hover {
    background-color: hsla(160, 100%, 37%, 0.2);
  }
}

nav {
  width: 100%;
  font-size: 12px;
  text-align: center;
  margin-top: 2rem;
}

nav a.router-link-exact-active {
  color: var(--color-text);
}

nav a.router-link-exact-active:hover {
  background-color: transparent;
}

nav a {
  display: inline-block;
  padding: 0 1rem;
  border-left: 1px solid var(--color-border);
}

nav a:first-of-type {
  border: 0;
}

@media (min-width: 1024px) {
  body {
    display: flex;
    place-items: center;
  }

  #app {
    display: grid;
    grid-template-columns: 1fr 1fr;
    padding: 0 2rem;
  }

  header {
    display: flex;
    place-items: center;
    padding-right: calc(var(--section-gap) / 2);
  }

  header .wrapper {
    display: flex;
    place-items: flex-start;
    flex-wrap: wrap;
  }

  .logo {
    margin: 0 2rem 0 0;
  }

  nav {
    text-align: left;
    margin-left: -1rem;
    font-size: 1rem;

    padding: 1rem 0;
    margin-top: 1rem;
  }
}
</style>
